package tpoo.client.controllers.actions;

import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.swt.SWT;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;

import tpoo.client.ui.editors.ChatEditor;
import tpoo.client.ui.views.ContactsView;
import tpoo.common.dto.model.users.UserDTO;
import tpoo.common.services.DateService;
import tpoo.common.services.UserService;
import tpoo.common.services.exceptions.ServiceException;
import tpoo.common.services.utils.ServiceAdmin;
import tpoo.common.services.utils.ServiceConstants;
import tpoo.common.utils.UserSession;

/**
 * Our sample action implements workbench action delegate.
 * The action proxy will be created by the workbench and
 * shown in the UI. When the user tries to use the action,
 * this delegate will be created and execution will be 
 * delegated to it.
 * @see IWorkbenchWindowActionDelegate
 */
public class ShowContactsViewAction implements IWorkbenchWindowActionDelegate, ServiceConstants {
	private IWorkbenchWindow window;
	/**
	 * The constructor.
	 */
	public ShowContactsViewAction() {
	}

	/**
	 * The action has been activated. The argument of the
	 * method represents the 'real' action sitting
	 * in the workbench UI.
	 * @see IWorkbenchWindowActionDelegate#run
	 */
	public void run(IAction action) {
		
		IWorkbenchPage workbenchPage= PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
		
		try {
			workbenchPage.showView(ContactsView.ID);
		} catch (PartInitException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}

		/* Ejemplo de invocación de Servicio
		
		
		try {			
			
			DateService s = (DateService) ServiceAdmin.getService(DATE_SERVICE);

			MessageDialog
					.openInformation(
							window.getShell(),
							"Info", 
							"Hora del servidor:" + s.getDate());
			
			UserDTO udto = UserSession.getInstance().getUser();
			UserService us = (UserService) ServiceAdmin.getService(USER_SERVICE);
			MessageDialog.openInformation(
							window.getShell(), 
							"uptime "+udto,
							""+us.getuptime(udto));
							
		} catch (ServiceException se) {
			SWT.error(NO_SUCH_SERVICE, se);
			se.printStackTrace();
		} catch (Exception e) {
			e.printStackTrace();
		}
		*/
	}

	/**
	 * Selection in the workbench has been changed. We 
	 * can change the state of the 'real' action here
	 * if we want, but this can only happen after 
	 * the delegate has been created.
	 * @see IWorkbenchWindowActionDelegate#selectionChanged
	 */
	public void selectionChanged(IAction action, ISelection selection) {
	}

	/**
	 * We can use this method to dispose of any system
	 * resources we previously allocated.
	 * @see IWorkbenchWindowActionDelegate#dispose
	 */
	public void dispose() {
	}

	/**
	 * We will cache window object in order to
	 * be able to provide parent shell for the message dialog.
	 * @see IWorkbenchWindowActionDelegate#init
	 */
	public void init(IWorkbenchWindow window) {
		this.window = window;
	}
}